Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: alsa-driver (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1742852

Title:
  [hostname, Realtek ALC294, Speaker, Internal] No sound at all after
  windows update

Status in alsa-driver package in Ubuntu:
  Confirmed

Bug description:
  After a windows update I lost all the sound on my ubuntu machine. It's the 
second time that this happends.
  My sound is unmuted and at a loud level and nothing is comming out of my 
speakers.

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: alsa-base 1.0.25+dfsg-0ubuntu5
  ProcVersionSignature: Ubuntu 4.13.0-26.29~16.04.2-generic 4.13.13
  Uname: Linux 4.13.0-26-generic x86_64
  ApportVersion: 2.20.1-0ubuntu2.15
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  gbergeron   2408 F.... pulseaudio
                        gbergeron   3656 F.... alsamixer
  CurrentDesktop: Unity
  Date: Thu Jan 11 22:21:23 2018
  InstallationDate: Installed on 2017-11-29 (43 days ago)
  InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 
(20170801)
  PackageArchitecture: all
  SourcePackage: alsa-driver
  Symptom: audio
  Symptom_AlsaPlaybackTest: ALSA playback test through plughw:PCH failed
  Symptom_Card: Built-in Audio - HDA Intel PCH
  Symptom_DevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC0D0p:   gbergeron   2408 F...m pulseaudio
   /dev/snd/controlC0:  gbergeron   2408 F.... pulseaudio
                        gbergeron   3656 F.... alsamixer
  Symptom_Jack: Speaker, Internal
  Symptom_Type: No sound at all
  Title: [hostname, Realtek ALC294, Speaker, Internal] No sound at all
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/23/2017
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: UX430UAR.203
  dmi.board.asset.tag: ATN12345678901234567
  dmi.board.name: UX430UAR
  dmi.board.vendor: ASUSTeK COMPUTER INC.
  dmi.board.version: 1.0
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: ASUSTeK COMPUTER INC.
  dmi.chassis.version: 1.0
  dmi.modalias: 
dmi:bvnAmericanMegatrendsInc.:bvrUX430UAR.203:bd08/23/2017:svnASUSTeKCOMPUTERINC.:pnUX430UAR:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnUX430UAR:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:
  dmi.product.family: UX
  dmi.product.name: UX430UAR
  dmi.product.version: 1.0
  dmi.sys.vendor: ASUSTeK COMPUTER INC.

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